Revision Notes: Revision A (ECO #C07970) initial release.
Revision B (ECO #C08023) reflects changes made to FIG. 6-3
on page 32 for Mass approval and changes made to FIG. 5-3 on
page 28.
Revision C (ECO #C08179) reflects the addition of three (3) new
vent manufacturers (pg. 16 - Table 2A).
Revision D (ECO #C08585) reflects edits made to FIG. 4-4 and
the addition of Fixed or Variable Flow Primary in place of Full
Flow.
Revision E (ECO #C08841) reflects changes made to #3 on page
42 additional information added to the humidity warning on page
7, along with references to the Dual Fuel Supplemental Manual.
Revision F (ECO C09629) reflects the update of the AHRI and
ASME logos on page 6 and the update of condensate disposal
information and Figure 8-1 on page 39.
Revision G (ECO C10325) reflects a kit number correction
(Neutralizer kit) and the addition of version 4, software update
(pg. 49).
Revision H (ECO C10391) reflects the change in the Label and
Wiring diagrams on pages 58 and 59 (ECO C10391).
Revision I (ECO C11129) reflects changes made to the Ratings
(page 6), the Common Venting section, page 18 and (ECR 05455)
the addition of #7 in the Before Locating the Boiler section on
page 7.
Revision J (ECO C11613) reflects the addition of models 4.0 and
5.0.
Revision K (ECO C12612) reflects edits made to Table 5A on page
25 (R05939), note added to FIG. 5-5 on page 30, the addition of the
Lead/Lag statement on page 18, along with edits made to Table 9A
- Flue Products Chart.
Revision L (ECO C12875) reflects the updates made to Table 5A on
page 25, an updated Low Voltage Field Wiring Connections diagram
in FIG. 7-3 on page 38 and a note added to the “Flow sensing
device” section on page 48.
Revision M (ECO #C13628) reflects the addition of the corrosive
contaminant warning on page 3 (R06313), temperature adjustment
on page 47 for the temperature difference between the inlet and
outlet sensor, along with service clearance edits made on pages 7
and 8 and updates made to Table 6B on page 33 - Gas Pipe Sizing
Chart (R06621).
Revision N (ECO #C14027) reflects torqueing instructions added to
the “Check Burner Flame” section on page 56.
Revision O (ECO #C14386) reflects the addition of the Category
II note on page 16 (R06901), added the corrosive contaminant
warning to page 7 (R06313), along with addressing DHW in common
vent installations (R06805).
Revision P (ECO #C14713) reflects high altitude updates along with
updates made to the torqueing instructions on page 56 (R07028).
Revision Q (ECO #C15103) reflects edits made to the torqueing
instructions on page 56 (R07137) along with an additional warning
on page 3 (R07228).
Revision R (ECO #C16785) reflects the update of a notice below the
piping diagrams on pages 27 - 30, the update of FIG. 5-5 on page 30
and FIG. 6-3 on page 32.
Revision S (ECO C17014) reflects the standardization of pressure
drop information on pages 32 and 33.
Revision U (Change #500000695) reflects the addition of ICC
venting options on page 17 (R06799) along with edits made to
the Gas Connections Section, and the addition of the California
contaminant warning on page 3 (R07228).
Revision V (Change #500000938) reflects the removal of the
balancing valves notice on page 30.
FB-I-O Rev V_2000004593_100161011
07/15
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